|
Day and night
|
Wendy Oldfield,Kay Davies |
Investigates how the Earth travels around the sun giving a continuous succession of days and nights. Activities and experiments introduce different methods of telling the time and look at how plants … |
OL21528644W |
|
The super science book of time
|
Kay Davies |
Examines the passing of time and how it has been measured through history, by such methods as observation of natural cycles and different kinds of clocks and watches. |
OL3463708W |
|
Waste
|
Kay Davies |
Examines various aspects of waste and pollution, including water waste, water pollution, oil spills, litter, air pollution, rust, and recycling. |
OL3463710W |